package com.seehope.hashmap;

import java.util.Map;
import java.util.TreeMap;

public class TreeMapDemo {

	public static void main(String[] args) {
		Map map = new TreeMap();
		map.put("2", "Smith");
		map.put("1", "Johnon");
		map.put("3", "Mike");
		System.out.println(map);


	}

}
